logo

For the Inventor, By the Inventor

Sagamihara, Japan

Kei Fujita

USPTO Granted Patents = 17

Average Co-Inventor Count = 4.4

ph-index = 7

Forward Citations = 221(Granted Patents)


Location History:

  • Kokubunji, JP (1993 - 1997)
  • Sagamihara, JP (1994 - 2000)
  • Kawasaki, JP (2002)
  • Kanagawa, JP (2004 - 2006)

Company Filing History:

goldMedal16 out of 90,673 
 
Canon Kabushiki Kaisha
 patents
silverMedal1 out of 1 
 
Conon Kabushiki Kaisha
 patent

Years Active: 1993-2006

Loading Chart...
17 patents (USPTO):Explore Patents
1. 7056798 - Semiconductor device, method for manufacturing the same, and liquid jet apparatus (2006-06-06),
2. 6962405 - Substrate for ink jet recording head, ink jet recording head and ink jet recording apparatus using ink jet recording head (2005-11-08),
3. 6867457 - Semiconductor device and liquid jetting device using the same (2005-03-15),
4. 6825543 - Semiconductor device, method for manufacturing the same, and liquid jet apparatus (2004-11-30),
5. 6467884 - Substrate unit for liquid discharging head, method for producing the same, liquid discharging head, cartridge, and image forming apparatus (2002-10-22),
6. 6143190 - Method of producing a through-hole, silicon substrate having a (2000-11-07),
7. 5963812 - Manufacturing method of a semiconductor apparatus having an electron (1999-10-05),
8. 5666142 - Ink jet recording system having improved functional devices for driving (1997-09-09),
9. 5663097 - Method of fabricating a semiconductor device having an insulating side (1997-09-02),
10. 5580808 - Method of manufacturing a ROM device having contact holes treated with (1996-12-03),
11. 5569614 - Method of forming metal pattern including a schottky diode (1996-10-29),
12. 5567630 - Method of forming an ink jet recording device, and head using same (1996-10-22),
13. 5527730 - Method of forming a capacitor having contact hole treated with hydrogen (1996-06-18),
14. 5517224 - Semiconductor device for driving heat generator (1996-05-14),
15. 5376231 - Substrate for recording head, recording head and method for producing (1994-12-27),

Title: Kei Fujita: Innovator in Semiconductor Technology

Introduction

Kei Fujita is a prominent inventor based in Sagamihara, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 17 patents. His work focuses on the integration of electro-thermal conversion elements and switching devices, which has implications for various electronic applications.

Latest Patents

Fujita's latest patents include a semiconductor device and a liquid jet apparatus. The semiconductor device features electro-thermal conversion elements integrated on a first conductive type semiconductor substrate. This innovative design includes insulated gate type field effect transistors and various semiconductor regions that enhance the device's functionality. Additionally, his work on ink jet recording heads involves optimizing wiring resistance to improve performance, showcasing his expertise in both semiconductor and ink jet technologies.

Career Highlights

Throughout his career, Kei Fujita has worked with notable companies such as Canon Inc. and Conon Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his inventions, contributing to advancements in semiconductor devices and related technologies.

Collaborations

Fujita has collaborated with esteemed colleagues, including Mineo Shimotsusa and Yukihiro Hayakawa. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Kei Fujita's contributions to semiconductor technology and his impressive portfolio of patents highlight his role as a leading inventor in the field. His work continues to influence advancements in electronic devices and applications.

This text is generated by artificial intelligence and may not be accurate.
Please report any incorrect information to support@idiyas.com
Loading…